<script setup>
import { User, Lock } from '@element-plus/icons-vue'
import { ref } from 'vue'
import { userLoginService, userRegisterService } from '@/api/user.js'
//导入elements-plus的特定消息提示框
import { ElMessage } from 'element-plus'
//控制注册与登录表单的显示， 默认显示注册
const isRegister = ref(false)
//用于注册的数据模型
const registerData = ref({
    userAccount: '',
    userPassword: '',
})
//用于登录的数据模型
const loginData = ref({
    userAccount: '',
    userPassword: '',
})


//自定义确认密码的校验函数
const rePasswordValid = (rule, value, callback) => {
    if (value == null || value === '') {
        return callback(new Error('请再次确认密码'))
    } else if (registerData.value.userPassword != value) {
        return callback(new Error('两次输入密码不一致'))
    } else {
        callback()
    }
}
//用于注册的表单校验模型
const rules = ref({
    userAccount: [{ required: true, message: '请输入用户名', trigger: 'blur' },
    { min: 3, message: '用户名的长度必须为3位以上', trigger: 'blur' }],
    userPassword: [{ required: true, message: '请输入密码', trigger: 'blur' },
    { min: 5, message: '密码的长度必须为5位以上', trigger: 'blur' }],
    userName: [{ required: true, message: '请输入用户名', trigger: 'blur' },
    { max: 5, message: '用户名的长度为5位以下', trigger: 'blur' }],
    rePassword: [{
        validator: rePasswordValid, trigger: 'blur'
    }]
})
import { useRouter } from 'vue-router'
const router = useRouter()
const login = async () => {
    let loginresult = await userLoginService(loginData.value);
    const userInfo = loginresult.data;
    localStorage.setItem('userInfo', JSON.stringify(userInfo));

    ElMessage.success(loginresult.msg ? loginresult.msg : '登录成功');
    //跳转到首页， 使用路由来完成跳转
    router.push('/home')
    //router.push('/') 
}
const register = async () => {
    let registerresult = await userRegisterService(registerData.value);
    // alert(result.msg?result.msg:'登录成功');
    ElMessage.success(registerresult.msg ? registerresult.msg : '注册成功');
    router.push('/user')
}


</script>

<template>
    <el-row class="login-page">
        <el-col :span="15" class="bg"></el-col>
        <el-col :span="6" :offset="1" class="form">
            <!-- 注册表单 -->
            <el-form ref="form" size="large" autocomplete="off" v-if="isRegister" :model="registerData" :rules="rules">
                <el-form-item>
                    <h1>注册</h1>
                </el-form-item>
                <el-form-item prop="userAccount">
                    <el-input :prefix-icon="User" placeholder="请输入账户号" v-model="registerData.userAccount"></el-input>
                </el-form-item>
                <el-form-item prop="userPassword">
                    <el-input :prefix-icon="Lock" type="password" placeholder="请输入密码"
                        v-model="registerData.userPassword"></el-input>
                </el-form-item>
                <el-form-item prop="rePassword">
                    <el-input :prefix-icon="Lock" type="password" placeholder="请输入再次密码"
                        v-model="registerData.rePassword"></el-input>
                </el-form-item>
                <!-- 注册按钮 -->
                <el-form-item>
                    <el-button class="button" type="primary" @click="register" auto-insert-space>
                        注册
                    </el-button>
                </el-form-item>
                <el-form-item class="flex">
                    <el-link type="info" :underline="false" @click="isRegister = false">
                        返回
                    </el-link>
                </el-form-item>
            </el-form>
            <!-- 登录表单 -->
            <el-form ref="form" size="large" autocomplete="off" :model="loginData" :rules="rules" v-else>
                <el-form-item>
                    <h1>登录</h1>
                </el-form-item>
                <el-form-item prop="userAccount">
                    <el-input :prefix-icon="User" placeholder="请输入账户号" v-model="loginData.userAccount"></el-input>
                </el-form-item>
                <el-form-item prop="userPassword">
                    <el-input :prefix-icon="Lock" type="password" placeholder="请输入密码"
                        v-model="loginData.userPassword"></el-input>
                </el-form-item>
                <el-form-item class="flex">
                    <div class="flex">
                        <el-checkbox>记住我</el-checkbox>
                        <!-- <el-link type="primary" :underline="false">忘记密码？</el-link> -->
                    </div>
                </el-form-item>
                <!-- 登录按钮 -->
                <el-form-item>
                    <el-button class="button" type="primary" @click="login" auto-insert-space>登录</el-button>
                </el-form-item>
                <el-form-item class="flex">
                    <el-link type="info" :underline="false" @click="isRegister = true">
                        注册
                    </el-link>
                </el-form-item>
            </el-form>
        </el-col>
    </el-row>
</template>

<style lang="scss" scoped>
/* 样式 */
.login-page {
    height: 100vh;
    background-color: #fff;

    .bg {
        background:
            url('@/assets/login.jpg') no-repeat left / cover;
        border-radius: 0 20px 20px 0;
    }

    .form {
        display: flex;
        flex-direction: column;
        justify-content: center;
        user-select: none;

        .title {
            margin: 0 auto;
        }

        .button {
            width: 100%;
        }

        .flex {
            width: 100%;
            display: flex;
            justify-content: space-between;
        }
    }
}
</style>